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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
06/26/2007
Application #:
11351317
Filing Dt:
02/09/2006
Publication #:
Pub Dt:
08/24/2006
Inventor:
William Banning Vail III
Title:
METHODS AND APPARATUS FOR CEMENTING DRILL STRINGS IN PLACE FOR ONE PASS DRILLING AND COMPLETION OF OIL AND GAS WELLS
Assignment: 1
Reel/Frame:
019263/0976Recorded: 05/08/2007Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/14/2003
Assignee:
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Correspondent:
JASON C. HUANG
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056

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